Evaluate
\frac{392}{393}\approx 0.997455471
Factor
\frac{2 ^ {3} \cdot 7 ^ {2}}{3 \cdot 131} = 0.9974554707379135
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\frac{\frac{49\times 2}{75\times 3}}{\frac{49}{75}\times \frac{2}{3}+\frac{1}{300}\times \frac{1}{3}}
Multiply \frac{49}{75} times \frac{2}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{98}{225}}{\frac{49}{75}\times \frac{2}{3}+\frac{1}{300}\times \frac{1}{3}}
Do the multiplications in the fraction \frac{49\times 2}{75\times 3}.
\frac{\frac{98}{225}}{\frac{49\times 2}{75\times 3}+\frac{1}{300}\times \frac{1}{3}}
Multiply \frac{49}{75} times \frac{2}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{98}{225}}{\frac{98}{225}+\frac{1}{300}\times \frac{1}{3}}
Do the multiplications in the fraction \frac{49\times 2}{75\times 3}.
\frac{\frac{98}{225}}{\frac{98}{225}+\frac{1\times 1}{300\times 3}}
Multiply \frac{1}{300} times \frac{1}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{98}{225}}{\frac{98}{225}+\frac{1}{900}}
Do the multiplications in the fraction \frac{1\times 1}{300\times 3}.
\frac{\frac{98}{225}}{\frac{392}{900}+\frac{1}{900}}
Least common multiple of 225 and 900 is 900. Convert \frac{98}{225} and \frac{1}{900} to fractions with denominator 900.
\frac{\frac{98}{225}}{\frac{392+1}{900}}
Since \frac{392}{900} and \frac{1}{900} have the same denominator, add them by adding their numerators.
\frac{\frac{98}{225}}{\frac{393}{900}}
Add 392 and 1 to get 393.
\frac{\frac{98}{225}}{\frac{131}{300}}
Reduce the fraction \frac{393}{900} to lowest terms by extracting and canceling out 3.
\frac{98}{225}\times \frac{300}{131}
Divide \frac{98}{225} by \frac{131}{300} by multiplying \frac{98}{225} by the reciprocal of \frac{131}{300}.
\frac{98\times 300}{225\times 131}
Multiply \frac{98}{225} times \frac{300}{131} by multiplying numerator times numerator and denominator times denominator.
\frac{29400}{29475}
Do the multiplications in the fraction \frac{98\times 300}{225\times 131}.
\frac{392}{393}
Reduce the fraction \frac{29400}{29475} to lowest terms by extracting and canceling out 75.
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}